Insider Trading & Ownership of Bradley A. Keywell

Summary
The estimated net worth of Bradley A. Keywell is at least $547,344,864 dollars as of 13 Jun 2025. Bradley A. Keywell is the 10%+ Owner of Tempus AI, Inc. and owns shares of Tempus AI, Inc. (TEM) stock worth about $544.73M. Bradley A. Keywell is the Director of EQUITY RESIDENTIAL and owns shares of EQUITY RESIDENTIAL (EQR) stock worth about $2M. Bradley A. Keywell is the Director of TKO Group Holdings, Inc. and owns shares of TKO Group Holdings, Inc. (TKO) stock worth about $615.1K.
Signature
/s/ Robert Hilton, Attorney-in-fact
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Quick Takeaways

  • Bradley A. Keywell has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $547,344,864.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: Tempus AI, Inc. ($544,732,244).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Source Evidence

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Bradley A. Keywell

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
TEM Tempus AI, Inc. 10%+ Owner $544,732,244 15 Jan 2025
EQR EQUITY RESIDENTIAL Director $1,997,491 02 Jun 2021
TKO TKO Group Holdings, Inc. Director $615,129 12 Jun 2025

Insider Transactions Reported by Bradley A. Keywell:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
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